Knock, Knock, Apocalypse!

Dexter Carter’s grocery store hides a portal to the apocalypse. When Zoey Lynn and her daughter stumble into his world, fleeing a ruthless gang, Dexter becomes their reluctant savior. But when Zoey’s desperate choices ignite a war across time, he’s dragged into a relentless chase—one where past and future collide, and survival comes at a deadly cost.